Write differences between Systole – Diastole.

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Solution

Systole Diastole

1. Definition: It measures the amount of pressure that blood exerts on arteries when the heart is contracted. 1. It is the pressure that is exerted when the heart is relaxed.

2. Range: Its normal range is 60-80 mm Hg. 2. Its normal range is 90 – 120 mm Hg

3. Blood pressure: It represents the maximum pressure exerted on the arteries. 3. It represents minimum pressure in the arteries.

4. Blood vessels: They are contracted in this phase. 4. Blood vessels are relaxed in this phase.

5. Ventricles: Ventricles are contracted and they push the blood in this phase. 5. Ventricles are relaxed and filled with blood in this phase.

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Systole	Diastole
1. Definition: It measures the amount of pressure that blood exerts on arteries when the heart is contracted.	1. It is the pressure that is exerted when the heart is relaxed.
2. Range: Its normal range is 60-80 mm Hg.	2. Its normal range is 90 – 120 mm Hg
3. Blood pressure: It represents the maximum pressure exerted on the arteries.	3. It represents minimum pressure in the arteries.
4. Blood vessels: They are contracted in this phase.	4. Blood vessels are relaxed in this phase.
5. Ventricles: Ventricles are contracted and they push the blood in this phase.	5. Ventricles are relaxed and filled with blood in this phase.